Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756618AbbEESYp (ORCPT ); Tue, 5 May 2015 14:24:45 -0400 Received: from mail-wi0-f174.google.com ([209.85.212.174]:36111 "EHLO mail-wi0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030737AbbEERxL (ORCPT ); Tue, 5 May 2015 13:53:11 -0400 From: Ingo Molnar To: linux-kernel@vger.kernel.org Cc: Andy Lutomirski , Borislav Petkov , Dave Hansen , Fenghua Yu , "H. Peter Anvin" , Linus Torvalds , Oleg Nesterov , Thomas Gleixner Subject: [PATCH 117/208] x86/fpu: Factor out fpu__init_cpu_generic() Date: Tue, 5 May 2015 19:50:09 +0200 Message-Id: <1430848300-27877-39-git-send-email-mingo@kernel.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1430848300-27877-1-git-send-email-mingo@kernel.org> References: <1430848300-27877-1-git-send-email-mingo@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1755 Lines: 59 Factor out the generic bits from fpu__init_cpu(), to create a flat sequence of per CPU initialization function calls: fpu__init_cpu_generic(); fpu__init_cpu_xstate(); fpu__init_cpu_ctx_switch(); Reviewed-by: Borislav Petkov Cc: Andy Lutomirski Cc: Dave Hansen Cc: Fenghua Yu Cc: H. Peter Anvin Cc: Linus Torvalds Cc: Oleg Nesterov Cc: Thomas Gleixner Signed-off-by: Ingo Molnar --- arch/x86/kernel/fpu/init.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c index cf27bbed1ba1..37e8b139dc31 100644 --- a/arch/x86/kernel/fpu/init.c +++ b/arch/x86/kernel/fpu/init.c @@ -136,9 +136,9 @@ static void fpu__init_cpu_ctx_switch(void) } /* - * Enable all supported FPU features. Called when a CPU is brought online. + * Initialize the registers found in all CPUs, CR0 and CR4: */ -void fpu__init_cpu(void) +static void fpu__init_cpu_generic(void) { unsigned long cr0; unsigned long cr4_mask = 0; @@ -163,7 +163,14 @@ void fpu__init_cpu(void) if (!cpu_has_fpu) cr0 |= X86_CR0_EM; write_cr0(cr0); +} +/* + * Enable all supported FPU features. Called when a CPU is brought online. + */ +void fpu__init_cpu(void) +{ + fpu__init_cpu_generic(); fpu__init_cpu_xstate(); fpu__init_cpu_ctx_switch(); } -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/